musmath
chords
scales
tunings
scale finder
chord finder
C
C#
D
D#
E
F
F#
G
G#
A
A#
B
Chord
notes:
A
C#
E
G
B
intervals:
1P
3M
5P
7m
9M
semitones:
4
3
3
4
-2
other names:
A9
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Amaj
A5
Asus2
AMadd9
A7
A7no5
A9no5
Chords
with more notes
A11
A13
A9#11
A13#11
A9#11b13